Optical scanner



FIG. 1 is a top, front, left side perspective view of an optical scannershowing our new design;

FIG. 2 is an top plan view thereof;

FIG. 3 is an front elevational view thereof;

FIG. 4 is an left side elevational view thereof;

FIG. 5 is an right side elevational view thereof;

FIG. 6 is an rear elevational view thereof; and,

FIG. 7 is an bottom plan view thereof.

The ornamental design for a optical scanner, as shown and described.